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EDGEMEAD HIGH SCHOOL Grade 10 Physical Sciences Outline Final Examination 2016 Grade 10 Paper Content Mechanics Waves, Paper 1 Sound and PHYSICS light FOCUS Electricity and Magnetism Chemical Change Paper 2 Matter and CHEMISTRY Materials FOCUS Chemical Systems Topic Mechanics Waves, Sound and Light Electricity and Magnetism Marks GRADE 10 Total Duration Marks/ (Hours) Paper Weighting of Questions Across Cognitive Levels Level 1 Level 2 Level 3 Level 4 75 40 150 2 15% 35% 40% 10% 150 2 15% 40% 35% 10% 35 70 70 10 Content Introduction to vectors & scalars; Motion in one dimension (reference frame, position, displacement and distance, average speed, average velocity, acceleration, instantaneous velocity, instantaneous speed, description of motion in words, diagrams, graphs and equations. Energy (gravitational potential energy, kinetic energy, mechanical energy, conservation of mechanical energy (in the absence of dissipative forces) Transverse pulses on a string or spring (pulse, amplitude superposition of pulses), Transverse waves (wavelength, frequency, amplitude, period, wave speed, Longitudinal waves (on a spring, wavelength, frequency, amplitude, period, wave speed, sound waves), Sound (pitch, loudness, quality (tone), ultrasound) Electromagnetic radiation (dual (particle/wave) nature of electromagnetic (EM) radiation, nature of EM radiation, EM spectrum, nature of EM as particle - energy of a photon related to frequency and wavelength) Magnetism (magnetic field of permanent magnets, poles of permanent magnets, attraction and repulsion, magnetic field lines, earth’s magnetic field, compass), Electrostatics (two kinds of charge, force exerted by charges on each other (descriptive), attraction between charged and uncharged objects (polarisation), charge conservation, charge quantization ) Electric circuits (emf, potential difference (pd), current, measurement of voltage (pd) and current, resistance,resistors in parallel) Topic Matter and Materials Chemical Change Chemical Systems Content Matter and classification (materials; heterogeneous and homogeneous mixtures; pure substances; names and formulas; metals and non-metals; electrical and thermal conductors and insulators; magnetic and nonmagnetic materials). States of matter and the kinetic molecular theory. Atomic structure (models of the atom; atomic mass and diameter; protons, neutrons and electrons; isotopes; energy quantization and electron configuration). Periodic table (position of the elements; similarities in chemical properties in groups, electron configuration in groups). Chemical bonding (covalent bonding; ionic bonding; metallic bonding). Particles substances are made of (atoms and compounds; molecular substances and ionic substances) Physical and chemical change (separation by physical means; separation by chemical means; conservation of atoms and mass; law of constant composition). Representing chemical change (balanced chemical equations). Reactions in aqueous solution (ions in aqueous solutions; ion interaction; electrolytes; conductivity; precipitation; chemical reaction types) Stoichiometry (mole concept) The hydrosphere Its composition and interaction with other global systems